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China factory CHINAMFG KCB2040 (2050) DC Brushless Motor Coreless Propeller Electric DC Motor with Encoder wholesaler

Product Description

product-group/FqhToanxgPkX/Brushless-Motor-catalog-1.html

Product Parameters

Item

Gear motor

OEM & ODM

Accepted

MOQ

1000 units

Capacity

200,000 units/month

Package

Carton

Place of Origin

HangZhou/HangZhou, ZheJiang , China

Delivery Date

Depending on the quantity, please ask the salesman.

Payment Terms

30% advance, 70% balance

Port of Shipment

HangZhou / Hong Kong

Detailed Photos

1. What kind of motor do you supply?

CHINAMFG specializes in making DC motors & gear motors with the diameter ranging from 6-80 mm; automotive motors and vibration motors are our strength area too; we also provide brushless motors.

2. What’s the lead time for samples or mass production?
Normally, it takes 15-25 days to produce samples; about mass production, it will take 35-40 days for DC motor production and 45-60 days for gear motor production.

3. Could you mind sending the quotation for this motor?
For all of our motors, they are customized based on different requirements. We will offer the quotation soon after you send your specific requests and annual quantity.

4. Do you offer some kinds of accessories like encoder, PCB, connector, soldering wired for the motor?
We specialize in motors, instead of accessories. But if your annual demand reaches a certain amount, we will apply to the engineer for offering the accessories.

5. Are you motors certificated with UL, CB Tüv, CE?
All of our motors are UL, CB Tüv, CE compliant, and all our items are making under REACH and ROHS. We could provide motor’s exploring drawing and BOM for your products UL certificated. We also could make motors built-in filters based on your EMC directive for your EMC passing.

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Application: Universal, Industrial, Household Appliances, Car, Power Tools
Operating Speed: Constant Speed
Excitation Mode: Compound
Samples:
US$ 15/Piece
1 Piece(Min.Order)

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B3B corrugated Carton box
Customization:
Available

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Currency: US$
Return&refunds: You can apply for a refund up to 30 days after receipt of the products.

dc motor

What are the main components of a DC motor, and how do they contribute to its functionality?

A DC (Direct Current) motor consists of several key components that work together to enable its functionality. Each component plays a crucial role in the operation of the motor. Here’s a detailed explanation of the main components of a DC motor and their contributions:

1. Stator:

The stator is the stationary part of the motor. It typically consists of permanent magnets or electromagnets that produce a fixed magnetic field. The stator’s magnetic field interacts with the rotor’s magnetic field to generate the required torque for motor rotation. The stator provides the foundation for the motor’s magnetic field and contributes to its overall stability and efficiency.

2. Rotor:

The rotor is the rotating part of the motor and is connected to the motor’s output shaft. It contains coils or windings that carry the armature current. The rotor’s windings interact with the stator’s magnetic field, resulting in the generation of a mechanical force that causes the rotor to rotate. The rotor’s movement is responsible for converting electrical energy into mechanical motion, enabling the motor to perform its intended function.

3. Armature:

The armature is the core of the rotor that holds the armature windings. The armature windings are typically made of copper wire and are evenly spaced around the armature. When a current passes through the armature windings, a magnetic field is created around them. This magnetic field interacts with the stator’s magnetic field, resulting in the generation of a torque that drives the rotor’s rotation. The armature is a critical component that facilitates the conversion of electrical energy into mechanical energy.

4. Commutator:

The commutator is a cylindrical ring attached to the rotor shaft. It consists of multiple segments, usually made of copper, that are insulated from each other. The commutator plays a vital role in the DC motor’s operation by providing the necessary electrical connections to the armature windings. As the rotor spins, the brushes make physical contact with different commutator segments, effectively reversing the direction of the current in the armature windings at the appropriate timing. This reversal of current flow ensures that the torque generated in the armature windings is always in the same direction, allowing for continuous rotation of the rotor.

5. Brushes:

The brushes are stationary contacts that make physical contact with the commutator segments. They are typically made of carbon or graphite and provide electrical connections to the armature windings. The brushes supply the current to the armature windings through the commutator, allowing for the creation of the magnetic field necessary for motor operation. The brushes need to maintain proper contact with the commutator to ensure efficient electrical transmission and reliable motor performance.

6. Housing or Frame:

The housing or frame of the DC motor encloses and supports all the internal components. It provides structural integrity, protects the motor from external elements, and helps dissipate heat generated during operation. The housing or frame also serves as a mounting point for the motor, allowing it to be securely installed in various applications.

By understanding the main components of a DC motor and their contributions, one can gain insights into how each part works together harmoniously to achieve the desired motor functionality.

dc motor

How do DC motors compare to AC motors in terms of performance and efficiency?

When comparing DC (Direct Current) motors and AC (Alternating Current) motors, several factors come into play, including performance and efficiency. Here’s a detailed explanation of how DC motors and AC motors compare in terms of performance and efficiency:

1. Performance:

Speed Control: DC motors typically offer better speed control compared to AC motors. DC motors can be easily controlled by varying the voltage applied to the armature, allowing for precise and smooth speed regulation. On the other hand, AC motors rely on complex control methods such as variable frequency drives (VFDs) to achieve speed control, which can be more challenging and costly.

Starting Torque: DC motors generally provide higher starting torque compared to AC motors. The presence of a separate field winding in DC motors allows for independent control of the field current, enabling higher torque during motor startup. AC motors, especially induction motors, typically have lower starting torque, requiring additional starting mechanisms or devices.

Reversibility: DC motors offer inherent reversibility, meaning they can easily change their rotational direction by reversing the polarity of the applied voltage. AC motors, particularly induction motors, require more complex control mechanisms to achieve reversible operation.

Dynamic Response: DC motors have faster dynamic response characteristics compared to AC motors. They can quickly accelerate or decelerate, making them suitable for applications that require rapid changes in speed or precise control, such as robotics or servo systems.

2. Efficiency:

Full Load Efficiency: AC motors, especially three-phase induction motors, generally exhibit higher full load efficiencies compared to DC motors. This efficiency advantage is primarily due to the absence of commutation and the use of a rotating magnetic field in AC motors, which results in reduced energy losses and improved efficiency.

Partial Load Efficiency: DC motors can have higher efficiency at partial loads compared to AC motors. DC motors can be controlled by adjusting the armature voltage, allowing them to operate at reduced power while maintaining relatively high efficiency. AC motors, especially induction motors, may experience reduced efficiency at partial loads due to factors such as increased iron losses and reduced power factor.

Regenerative Braking: DC motors offer the advantage of regenerative braking, where the motor acts as a generator and converts kinetic energy into electrical energy during deceleration or braking. This regenerative braking capability allows for energy recovery, increasing overall system efficiency. AC motors typically require additional components or systems to achieve regenerative braking.

Power Factor: AC motors, when properly designed and operated, can have a power factor close to unity. This means that they draw relatively low reactive power from the electrical grid, resulting in improved power system efficiency. DC motors, on the other hand, may exhibit a lower power factor and require power factor correction measures if necessary.

In summary, DC motors and AC motors have their respective strengths and weaknesses in terms of performance and efficiency. DC motors excel in speed control, starting torque, reversibility, and dynamic response. AC motors, particularly three-phase induction motors, generally offer higher full load efficiency and power factor. However, DC motors can achieve higher efficiency at partial loads and have the advantage of regenerative braking. The choice between DC motors and AC motors depends on the specific application requirements, cost considerations, and the desired balance between performance and efficiency.

dc motor

What are the advantages and disadvantages of using DC motors in automotive applications?

DC (Direct Current) motors have been used in automotive applications for many years, although they have been largely replaced by other motor types such as AC (Alternating Current) motors and brushless DC motors in modern vehicles. However, there are still some advantages and disadvantages associated with using DC motors in automotive applications. Here’s a detailed explanation of the advantages and disadvantages:

Advantages of Using DC Motors in Automotive Applications:

1. Cost: DC motors tend to be less expensive compared to other motor types, such as AC motors or brushless DC motors. This cost advantage can make them an attractive option for certain automotive applications, especially in budget-conscious scenarios.

2. Simple Control: DC motors have a relatively simple control system. By adjusting the voltage applied to the motor, the speed and torque can be easily controlled. This simplicity of control can be advantageous in automotive applications where basic speed control is sufficient.

3. High Torque at Low Speeds: DC motors can provide high torque even at low speeds, making them suitable for applications that require high starting torque or precise low-speed control. This characteristic can be beneficial for automotive applications such as power windows, windshield wipers, or seat adjustments.

4. Compact Size: DC motors can be designed in compact sizes, making them suitable for automotive applications where space is limited. Their small form factor allows for easier integration into tight spaces within the vehicle.

Disadvantages of Using DC Motors in Automotive Applications:

1. Limited Efficiency: DC motors are typically less efficient compared to other motor types, such as AC motors or brushless DC motors. They can experience energy losses due to brush friction and electrical resistance, resulting in lower overall efficiency. Lower efficiency can lead to increased power consumption and reduced fuel economy in automotive applications.

2. Maintenance Requirements: DC motors that utilize brushes for commutation require regular maintenance. The brushes can wear out over time and may need to be replaced periodically, adding to the maintenance and operating costs. In contrast, brushless DC motors or AC motors do not have this maintenance requirement.

3. Limited Speed Range: DC motors have a limited speed range compared to other motor types. They may not be suitable for applications that require high-speed operation or a broad range of speed control. In automotive applications where high-speed performance is crucial, other motor types may be preferred.

4. Electromagnetic Interference (EMI): DC motors can generate electromagnetic interference, which can interfere with the operation of other electronic components in the vehicle. This interference may require additional measures, such as shielding or filtering, to mitigate its effects and ensure proper functioning of other vehicle systems.

5. Brush Wear and Noise: DC motors that use brushes can produce noise during operation, and the brushes themselves can wear out over time. This brush wear can result in increased noise levels and potentially impact the overall lifespan and performance of the motor.

While DC motors offer certain advantages in terms of cost, simplicity of control, and high torque at low speeds, they also come with disadvantages such as limited efficiency, maintenance requirements, and electromagnetic interference. These factors have led to the adoption of other motor types, such as brushless DC motors and AC motors, in many modern automotive applications. However, DC motors may still find use in specific automotive systems where their characteristics align with the requirements of the application.

China factory CHINAMFG KCB2040 (2050) DC Brushless Motor Coreless Propeller Electric DC Motor with Encoder   wholesaler China factory CHINAMFG KCB2040 (2050) DC Brushless Motor Coreless Propeller Electric DC Motor with Encoder   wholesaler
editor by CX 2024-03-28

China Hot selling BMM750W BLM-5065-124V1820W 5000rpm High Speed Brushless Motor for Belt Electric Skateboard Motor propeller electric surfboard wholesaler

Warranty: 1year-3years
Model Number: 5065 BM-180
Usage: Electric Skateboard and propeller
Type: bldc motor
Torque: 2.8N.M
Construction: Permanent Magnet
Commutation: Brushless
Protect Feature: Drip-proof
Speed(RPM): 6480 RPM
Continuous Current(A): 80a
Efficiency: IE 2
Output shaft diameter: 8mm
No-load current (24V): 2.3a
Weight (approx.): 440g
Magnetic steel (pair): 7
Chip: Chip
Certification: ce
Packaging Details: colour box/shockproof box/white box/OEM packaging
Port: ZheJiang , HangZhou, HangZhou, HangZhou

Why Choose Us DC Brushless MotorBelmont provide permanent magnet brushless commutated DC motors with a diameter. McMaster keeps researching new technologies for making the motors with longer life and lower noise.BLDC Motor can be customized for application-specific requirements including the integration of encoders, gearboxes, custom cable assemblies, brush materials, magnet materials, EMI/EMC suppression networks,and shaft configurations. Products Images Packing&Delivery We can provide customization service!If you have any special needs, please let us know, we can design packaging accordingly. Delivery methods◆ By Sea ( The freight is cheap, but the delivery time is long)◆ By Train or Car (The freight is cheap, but the delivery time is long)◆ By Air express (The freight is expensive, but the delivery time is short) Company Profile

How to Maximize Gear Motor Reliability

A gearmotor is a mechanical device used to transmit torque from one location to another. As its name implies, it is designed to rotate one object relative to another. Its main use is to transmit torque from one point to another. The most common types of gear motors are: worm, spur, and helical. Each of these has specific functions and can be used for a variety of applications. Reliability is also an important factor to consider when choosing a gearmotor.

Applications of a gear motor

Despite its small size, a gear motor has many applications. These include heavy machinery lifts, hospital beds, and power recliners. It is also found in many everyday products, such as electromechanical clocks and cake mixers. Its versatility allows it to produce a high force from a small electric motor. Here are some of its most common uses. You can also find a gear motor in many household appliances and vehicles.
Before selecting a gearmotor, consider the specifications of the machine you need to power. You should consider its size, weight, and ambient conditions, which include temperature regimes, noise levels, and contaminating sources. You should also take into account the envelope size, mounting method, and orientation. Other considerations include the expected service life, maintenance scope, and control type. The most suitable gearmotor for your specific application will be one that can handle the load.
The motor and gearbox types can be mixed and matched, depending on the application. A three-phase asynchronous motor and a permanent magnet synchronous servomotor are common choices for these devices. The type of motor and gearbox combination you choose will determine the power supply, the efficiency of the motor, and cost. Once you understand the application, it will be easy to integrate a gear motor into your system.
When used in industrial applications, gear motors are effective for reducing the speed of rotating shafts. One third of all industrial electric motor systems use gearing to reduce output speed. They can also save energy, which benefits the workers who operate them. In fact, industrial electric motor systems are responsible for nearly one-tenth of the carbon dioxide emissions that are produced by fossil-fueled power plants. Fortunately, efficiency and reliability are just two of the benefits of using gear motors.
Motor

Types

Before choosing a gearmotor, it is important to understand its specifications. The key factors to consider are the size, weight, and noise level of the gearmotor. Additionally, the power, torque, and speed of the motor are important factors. Specifications are also important for its operating environment, such as the temperature and the level of ingress protection. Finally, it is important to determine its duty cycle to ensure it will operate properly. To choose a suitable gearmotor, consult the specifications of your application.
Some common applications of gearmotors include packaging equipment, conveyors, and material handling applications. They also come with several advantages, including their ability to control both position and speed. This makes them ideal for applications where speed and positioning are crucial. Parallel-shaft gear units, for instance, are commonly used in conveyors, material handling, and steel mills. They are also able to operate in high-precision manufacturing. For these reasons, they are the most popular type of gearmotor.
There are three common types of gears. Helical gears have teeth that are inclined at 90 degrees to the axis of rotation, making them more efficient. Helicoidal gears, meanwhile, have a lower noise level and are therefore preferred for applications requiring high torque. Worm gears are preferred for applications where torque and speed reduction are important, and worm gears are suited for those conditions. They also have advantages over spur gears and worm gears.
The application of a gear motor is almost limitless. From heavy machine lifts to hospital bed lifting mechanisms, gear motors make it possible to use a small rotor at a high speed. Their lightweight construction also allows them to move heavy loads, such as cranes, but they do so slowly. Gear motors are an excellent choice in applications where space is an issue. A few common applications are discussed below. When choosing a gear motor, remember to choose the best size and application for your needs.
Motor

Functions

A gearmotor’s speed is directly proportional to the gear ratio. By dividing the input speed by the gear ratio, the output speed can be determined. Gear ratios above one reduce speed, while gear ratios below one increase speed. Efficiency of a gearmotor is defined as its ability to transfer energy through its gearbox. This efficiency factor takes into account losses from friction and slippage. Most gearmotor manufacturers will provide this curve upon request.
There are several factors that must be considered when choosing a gearmotor. First, the application must meet the desired speed and torque. Second, the output shaft must rotate in the desired direction. Third, the load must be properly matched to the gearmotor. Lastly, the operating environment must be considered, including the ambient temperature and the level of protection. These details will help you find the perfect gearmotor. You can compare various types of gear motors on this page and choose the one that will meet your needs.
The micro-DC gear motor is one of the most versatile types of geared motors. These motors are widely used in intelligent automobiles, robotics, logistics, and the smart city. Other applications include precision instruments, personal care tools, and cameras. They are also commonly found in high-end automotives and are used in smart cities. They also find use in many fields including outdoor adventure equipment, photography equipment, and electronics. The benefits of micro-DC gear motors are many.
The main function of a gear motor is to reduce the speed of a rotating shaft. Small electric clocks, for example, use a synchronous motor with a 1,200-rpm output speed to drive the hour, minute, and second hands. While the motor is small, the force it exerts is enormous, so it’s crucial to ensure that the motor isn’t over-powered. There is a high ratio between the input torque and the output torque.

Reliability

The reliability of a gear motor is dependent on a number of factors, including material quality, machining accuracy, and operating conditions. Gear failure is often more serious than surface fatigue, and can compromise personal safety. Reliability is also affected by the conditions of installation, assembly, and usage. The following sections provide an overview of some important factors that impact gear motor reliability. This article provides some tips to maximize gear motor reliability.
First and foremost, make sure you’re buying from a reliable supplier. Gear motors are expensive, and there is no standardization of the sizes. If a gear breaks, replacing it can take a lot of time. In the long run, reliability wins over anything. But this doesn’t mean that you can ignore the importance of gears – the quality of a gear motor is more important than how long it lasts.
Motor

Cost

The cost of a gear motor is relatively low compared to that of other forms of electric motors. This type of motor is commonly used in money counters, printers, smart homes, and automation equipment. A DC gear motor is also commonly used in automatic window machines, glass curtain walls, and banknote vending machines. There are many advantages to using a gear motor. Here are a few of them. Read on to learn more about them.
Speed management is another benefit of a gear motor. The motors tend to have less wear and tear than other motors, which means less frequent replacements. Additionally, many gear motors are easy to install and require less maintenance, which also helps reduce the overall cost of ownership. Lastly, because noise is a common concern for many electronic OEMs, DC gear motors are often quieter than their counterparts. For these reasons, they are often used in industrial settings.
Another advantage of an electric gear motor is its size and power. They are typically designed for 12V, 24V, and 48V voltages and 200-watt power. Their rated speed is 3000 rpm and their torque is 0.64 Nm. They are also more reliable than their AC counterparts and are ideal for many industrial applications. They have a high ratio of three to two, which makes them ideal for a variety of applications.
A gear motor is an electric motor that is coupled with a gear train. It uses AC or DC power, and is often called a gear reducer. The main purpose of these gear reducers is to multiply torque, while maintaining compact size and overall efficiency. However, the efficiency of a gear motor is also affected by ambient temperature and lubricants. If the gear motor is installed in the wrong location, it may be ineffective and result in premature failure of the machine.

China Hot selling BMM750W BLM-5065-124V1820W 5000rpm High Speed Brushless Motor for Belt Electric Skateboard Motor propeller electric surfboard  wholesaler China Hot selling BMM750W BLM-5065-124V1820W 5000rpm High Speed Brushless Motor for Belt Electric Skateboard Motor propeller electric surfboard  wholesaler